When trying to solve this you first look at how many numbers should it be. If it starts at 4 million then you know its 7 numbers, so any that are longer than that can be dropped. Compare the remaining options and see what is different then read out the whole question.
If she travels 2 1/6 in 1/3 hours you would simply multiply by 3 because she would need to travel 2 1/6 miles three times in order for an hour to pass.
